May 2021 in “Research journal of topical and cosmetic sciences” TrichovitalsTM improved skin, hair, and nail health in adults after 12 weeks.
June 2023 in “JAAD international” Patients with skin of color are more likely to use supplements for hair loss than Caucasian patients, but the effectiveness of these supplements is uncertain and they can be expensive.
1 citations
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May 2021 in “Research journal of topical and cosmetic sciences” Muttaijow ComplexTM improved skin, hair, and nail health in middle-aged adults.
7 citations
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October 2020 in “Dermatology practical & conceptual” Some skin, hair, and nail supplements can be toxic, interact with medications, affect lab tests, and may increase cancer risk.
11 citations
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September 2007 in “Advances in therapy” INVERSION Femme supplement helped women lose weight, reduce hair loss, and improve skin and nail health.
July 2025 in “Cosmoderma” The plant-based supplement improved hair, skin, and nail health and boosted well-being without side effects.
1 citations
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August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
5 citations
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January 2012 in “Journal of nutrition & food sciences” The supplement improved hair, skin, and nails appearance and had long-term benefits.
June 2021 in “Current developments in nutrition” The LustrivaTM BH-002 supplement and hair serum improved women's hair, skin, and nail health and appearance.
August 2017 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Melatonin supplementation may lower skin temperature in unshaved areas of pregnant beef cattle.
2 citations
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June 2023 in “Journal of the American Academy of Dermatology” Hair, skin, and nails supplement use nearly doubled from 2011 to 2020, with higher usage among young adults, females, and certain ethnic groups.
August 2025 in “http://isrctn.com/” The supplement may improve hair growth and skin health with some mild risks.
August 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Periplaneta americana extract helps hair regrowth in alopecia areata by reducing inflammation and balancing skin bacteria.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
10 citations
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January 2024 in “Dermatology Research and Practice” Taking a collagen and vitamin C supplement improves skin and hair health.
45 citations
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June 2016 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Silicon can improve skin and hair health, but more research is needed.
3 citations
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February 2020 in “International journal of women’s dermatology” Most women with hair loss take more supplements than average, but these often don't help and can be risky and costly.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Patients with Focal Dermal Hypoplasia often experience skin, nail, hair, and bone issues, and may benefit from calcium and vitamin D supplements.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
September 2025 in “Animals” Organic trace minerals can temporarily improve cat hair health and reduce hair loss.
32 citations
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July 2018 in “Scientific Reports” Essential-oils-cobalt improves goat growth and product quality.
January 2017 in “OPAL (Open@LaTrobe) (La Trobe University)” Collagen peptides may boost skin and hair-related gene expression.
Collagen peptides may boost skin and hair-related gene expression.
27 citations
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September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
RCS-01 cell therapy is safe and improves skin gene expression.
10 citations
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April 2020 in “Clinics in Dermatology” Biotin supplements improved skin and hair problems in a girl with biotinidase deficiency.
20 citations
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July 2006 in “Veterinary dermatology” Melatonin helped some Pomeranian dogs regrow hair, but it wasn't linked to estrogen receptors.
January 2025 in “Open Veterinary Journal” Supplements improved the dog's hair growth without side effects.
2 citations
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January 1997 in “Journal of Clinical Biochemistry and Nutrition” Biotin deficiency causes severe hair loss and weight reduction in germ-free mice.
Nutrition plays a key role in managing skin disorders, with specific dietary changes helping improve conditions like acne, dermatitis, psoriasis, alopecia, and skin cancer.